Slater Iowa Climate Data

Monthly Average Climate Data for Slater Iowa

Switch Data to Celsius/Metric Units
MonthAvg. LowAvg. HighAvg. Precip
January11.0 °F28.5 °F0.95 in.
February15.1 °F33.1 °F1.19 in.
March26.4 °F46.1 °F2.07 in.
April37.8 °F60.4 °F3.76 in.
May49.9 °F70.9 °F5.05 in.
June60.3 °F80.5 °F5.36 in.
July63.9 °F84.0 °F4.36 in.
August61.4 °F81.8 °F4.35 in.
September52.7 °F76.2 °F3.52 in.
October40.1 °F63.0 °F2.65 in.
November28.0 °F47.3 °F1.87 in.
December17.1 °F33.9 °F1.43 in.
Annual38.6 °F58.8 °F36.56 in.

Climate Data for Slater Iowa

Average First Frost DateOct. 11 - Oct. 20
Average Last Frost DateMay 11 - May 20
Average Days With Frost125-150 Days
Plant Hardiness Zone - 2023Zone 5b : -15°F to -10°F
Plant Hardiness Zone - 2012Zone 5a : -20°F to -15°F
Current Drought ConditionsAbnormally Dry
Köppen Climate ClassificationDfa - Humid Continental Hot Summers With Year Around Precipitation
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